Release Notes FIX BUGS: [TD-2873]: fix JdbcRestfulDemo.java compile issue. [TD-2541]: optimized the connection pool demo codes [TD-2597]: fix Druid and HikariCP configurations [TD-2793]: fix -p <password> option of taos.exe [TD-2845]: new -V option to taos.exe [TD-2827]: fix JDBC-RESTful resultSet and restSetMetaData bugs [TD-2839]: set tsOfflineThreshold max <- 86400 * 365 [TD-2839]: fix tsOfflineThreshold code comments [TD-2832]: use httpDecodeUrl to parse reserved characters after percent-encoding [TD-2696]: fix RFC3339 timestamp bug. [TD-2790]: fix the bug that tableMeta is not updated if parse error occurs. [TD-2445]: dump toasd process cfgs [TD-2805]: null pointer checking [TD-2808]: fix http password len [TD-2794]: fix authentication failed with changed password [TD-2794]: fix authentication failed with changed password [TD-2718]: new create multiple tables test cases [TD-2490]: add check for full table name. [TD-2697]: fix buffer overflow [TD-2769]: make nodejs connector use napi to support v10 and v12. [TD-2769]: lock ref-napi version to 1.5.2. [TD-2788]: fix two telemetryReporting options in taos.cfg. [TD-2769]: update package json files. [TD-1600]: return error code to client if importing data from file failed. [TD-2778]: fix invalid read during merge data in both buffer and data files. [TD-2777]: fix potential risk to execute rm -rf / [TD-2769]:nodejs 12+ adapt [TD-2247]: fix invalid sql caused client crash. ENHANCEMENTS: [TD-2785]: Allow to judge the status of sync and arbitrator ports [TD-2759]: remove 1s additional check peer conn timer interval NEW FEATURES: [TD-109]: support mac compile with xcode11.4 in travis CI. enable in .travis.yml [TD-109]: support mac compile with xcode11.4 in travis CI. redefine MSG_NOSIGNAL [TD-2339]: interpolation can be applied along with the time window. [TD-2776]: add stable infos in getTables method [TD-2635]: support next fill option. DOCS: [TD-1413]: enterprise edition support multi-layer storage now. [TD-2571]: add new keyword DISTINCT to select different values of tag column in super table. [TD-2852]: add Mac platform compiling section to the README.md. [TD-2829]: refine Windows compiling section of README.md [TD-2639]: twa() do not support super table in current version. [TD-2639]: remove unessential emphasis. [TD-2639]: fix indent of doc. [TD-2639]: fix escape code type error. [TD-2671]: Super Table will use keyword "STABLE" since now. [TD-2639]: remove one misplaced doc. [TD-2639]: distinguish the concept Arbitrator and the command tarbitrator. [TD-2757]: fix description about VNode mem cache. [TD-2775]: update faq regarding UPDATE parameter. [TD-2763]: remove outdated description. [TD-2555]: STDDEV() support calculation on super table. [TD-2639]: fix minor typo. [TD-2639]: fix a code format. [TD-2639]: fix minor typo. [TD-2775]: add update to faq, fix minor typo. [TD-2775]: add update to faq. TEST: [TD-2672]: optimized the JDBC test cases [TD-2700]: add test case [TD-2635]: add test case [TD-1024]: add test case [TD-2720][TD-2247]: add test case [TD-2451]: add test case [TD-2695]: change jdbc unit test cases